Alesis DEQ830 Service Manual page 38

Front Panel Sub Assembly Test CON'T
23) Turn VALUE knob clockwise, one position.
Verify that the front panel LEDs shows TWELFTH row for the left
hand side, and that the color is ORANGE.
Verify that the front panel LEDs shows ELEVENTH row for the
right hand side, and that the color is ORANGE.
Verify that the top right segment are on in the DIGIT display,
and that the color is GREEN.
Verify that the ANALOG indicator is on and that the color is
GREEN.
Verify that all the LEDs are on, that they have a consistent
brightness and that they are not flickering.
Problems with this inspection indicates that the unit is
problems with its LED display, and that the DUT has FAILED.
Failure of this test indicates that this sub-assembly cannot
continue further testing.
24) Turn VALUE knob clockwise, one position.
Verify that the front panel LEDs shows THIRTEENTH row for the
le ft hand side, and that the color is ORANGE.
Verify that the front panel LEDs shows TWELFTH row for the
right hand side, and that the color is RED.
Verify that the top segment are on in the DIGIT display, and
that the color is GREEN.
Verify that the DIGITAL indicator is on and that the color is
GREEN.
Verify that all the LEDs are on, that they have a consistent
brightness and that they are not flickering.
Problems with this inspection indicates that the unit is
problems with its LED display, and that the DUT has FAILED.
Failure of this test indicates that this sub-assembly cannot
continue further testing.
This is the last row.